問題詳情
<1> People are vegetarians for some reasons, including concern for personal health, foodpreferences, or belief in nonviolence. What we are less aware of, however, are the effectsthat a vegetarian diet, 16 to a non-vegetarian diet, can have on the environment.The reasons why meat consumption is destroying our environment are as follows. First, allanimals raised for meat release methane gas, a kind of greenhouse gas 17 for globalwarming. 20% of all methane emissions in the United States are estimated to come fromlivestock animals’ burps and farts. 18 , meat production affects theenvironment through the use of water and land. For example, the amount of water neededfor a pound of meat is many times greater than the amount needed for a pound of vegetablesor grains fit for human consumption. One acre of farmland used for raising livestock canonly produce 250 pounds of beef, 19 one acre of farmland used for crop productioncan produce 40,000 pounds of potatoes. Therefore, many people now choose a vegetariandiet because of the vital role the vegetarian diet plays in protecting the environment. 20our awareness of the environmental impact of the meat industry continues to grow, we aresupposed to regulate our consumption habits.
【題組】16.
(A) compare
(B) compared
(C) comparing
(D) to compare
參考答案
答案：B
難度：適中0.5
統計：A(2),B(4),C(2),D(0),E(0)